lumma | 72ae92fac3b3feaae850bd3310e21f483cd20bc7db4d8d1d3dd7b14c97dbf9ec

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2025 00:03

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General

Target

Crosshair-X-main/CrosshairX.exe
Size

361KB
MD5

abc548042b37a0a33b19399d4500147d
SHA1

377cdc70e55aac4a4272030b6f52e4a4c62d8d5d
SHA256

cb5d9e88d311fffd94b7811a4e7b81c3009bf66fb2b8c554e13529da24e9cf0e
SHA512

bc6b60785ba94d0107646b42aa2f1eea747b461ed79529d9bfa0abc0e852a1d5199e624a99b0fe148923437215d0b49e4530f2c5017caf04d441fbb4e0905da0
SSDEEP

6144:ZTPOsgo5qJgKjOfDDBrwHJAtlsGMpZh7exUG0Gv0JYlCaLkmJ3/n2b:ZPOi8go6BrwSMpZg+GBv0JYlCahJ34

Score

10^/10

lumma discovery stealer

Malware Config

Extracted

Family

lumma

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/api

Signatures

Lumma Stealer, LummaC
Lumma or LummaC is an infostealer written in C++ first seen in August 2022.
stealer lumma
Lumma family
lumma

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 776 set thread context of 3944	776	CrosshairX.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3696	776	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CrosshairX.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CrosshairX.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 776 wrote to memory of 3944	776	CrosshairX.exe	84
PID 776 wrote to memory of 3944	776	CrosshairX.exe	84
PID 776 wrote to memory of 3944	776	CrosshairX.exe	84
PID 776 wrote to memory of 3944	776	CrosshairX.exe	84
PID 776 wrote to memory of 3944	776	CrosshairX.exe	84
PID 776 wrote to memory of 3944	776	CrosshairX.exe	84
PID 776 wrote to memory of 3944	776	CrosshairX.exe	84
PID 776 wrote to memory of 3944	776	CrosshairX.exe	84
PID 776 wrote to memory of 3944	776	CrosshairX.exe	84

C:\Users\Admin\AppData\Local\Temp\Crosshair-X-main\CrosshairX.exe
"C:\Users\Admin\AppData\Local\Temp\Crosshair-X-main\CrosshairX.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:776
- C:\Users\Admin\AppData\Local\Temp\Crosshair-X-main\CrosshairX.exe
  "C:\Users\Admin\AppData\Local\Temp\Crosshair-X-main\CrosshairX.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3944
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 776 -s 148
  2⤵
  - Program crash
  PID:3696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 776 -ip 776
1⤵
PID:4884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/776-0-0x000000007487E000-0x000000007487F000-memory.dmp

Filesize
4KB

Download
memory/776-1-0x0000000000540000-0x00000000005A2000-memory.dmp

Filesize
392KB

Download
memory/776-2-0x00000000054C0000-0x0000000005A64000-memory.dmp

Filesize
5.6MB

Download
memory/776-7-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/3944-8-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/3944-6-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/3944-4-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download